Home / 65,232.82-90,021.65-38,376.34

Finding the Fourth Proportional to 65,232.82, 90,021.65 and 38,376.34

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Solution

The fourth proportional to 65,232.82, 90,021.65 and 38,376.34 is: 52,959.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,232.82 : 90,021.65 = 38,376.34 : x
  2. Step 2: Convert to fraction form
    65,232.82/90,021.65 = 38,376.34/x
  3. Step 3: Cross multiply
    65,232.82x = 90,021.65 × 38,376.34
  4. Step 4: Simplify right side
    65,232.82x = 3,454,701,447.76
  5. Step 5: Solve for x
    x = 3,454,701,447.76/65,232.82
  6. Step 6: Final answer
    x = 52,959.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.